{literal}{literal}#include<stdio.h>
void main()
{  int a[3][4]={{60,70,65,75},{75,80,75,90},{95,75,90,65}};
	int i,j;
	float average,sum=0.0;
   printf("三个学生的总分和平均成绩依次为：\n");
	for(i=0;i<3;i++)
	{   sum=0.0;
		for(j=0;j<4;j++)
		sum=sum+a[i][j];
		average=sum/4;
		printf("%.2f,%.2f\n",sum,average);
	}
}{/literal}{/literal}